clean up gnu-sql

experimental/gnu-sql

@@ -4,11 +4,12 @@ use strict;
 use warnings;
 use DBI;
 
+#### Begin Section: Useful webpages
 # http://directory.fsf.org/GNU/ Directory of GNU software
-
 # http://sql-info.de/mysql/examples/Perl-DBI-examples.html
-
 # http://mailliststock.wordpress.com/2007/03/01/sqlite-examples-with-bash-perl-and-python/
+#### End Section: Useful webpages
+
 my $repository = '/tmp/';
 my $stow_dir = '/stow';
 my $target_dir =